NOW I KNOW WHY THIS AUTHOR OF THE TOO THIN, LIKES THE USE OF RAW MILK AND CUT GRAINS...HE GIVES THE CLUE AT THE END OF HIS BOOK:
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But there is more than a corresponding gain, for portions of such coarsely ground or broken grains reach the colon undigested and unchanged, where they break down into lactic acid, among other things (the same acid as the acid of sour milk), the best antagonist know against the germs that cause putrefaction.